{"title":"研究设计 101:RCT 中治疗效果的估计应基于臂间对比,而非治疗臂内观察到的结果变化。","authors":"Darren L Dahly, Tim P Morris","doi":"10.14309/ajg.0000000000003034","DOIUrl":null,"url":null,"abstract":"","PeriodicalId":7608,"journal":{"name":"American Journal of Gastroenterology","volume":" ","pages":""},"PeriodicalIF":8.0000,"publicationDate":"2024-10-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":"{\"title\":\"Study Design 101: Estimation of Treatment Effects in RCTs Should Be Based on Between-Arm Contrasts, Not Observed Outcome Changes Within Treatment Arms.\",\"authors\":\"Darren L Dahly, Tim P Morris\",\"doi\":\"10.14309/ajg.0000000000003034\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"\",\"PeriodicalId\":7608,\"journal\":{\"name\":\"American Journal of Gastroenterology\",\"volume\":\" \",\"pages\":\"\"},\"PeriodicalIF\":8.0000,\"publicationDate\":\"2024-10-02\",\"publicationTypes\":\"Journal Article\",\"fieldsOfStudy\":null,\"isOpenAccess\":false,\"openAccessPdf\":\"\",\"citationCount\":\"0\",\"resultStr\":null,\"platform\":\"Semanticscholar\",\"paperid\":null,\"PeriodicalName\":\"American Journal of Gastroenterology\",\"FirstCategoryId\":\"3\",\"ListUrlMain\":\"https://doi.org/10.14309/ajg.0000000000003034\",\"RegionNum\":1,\"RegionCategory\":\"医学\",\"ArticlePicture\":[],\"TitleCN\":null,\"AbstractTextCN\":null,\"PMCID\":null,\"EPubDate\":\"\",\"PubModel\":\"\",\"JCR\":\"Q1\",\"JCRName\":\"GASTROENTEROLOGY & HEPATOLOGY\",\"Score\":null,\"Total\":0}","platform":"Semanticscholar","paperid":null,"PeriodicalName":"American Journal of Gastroenterology","FirstCategoryId":"3","ListUrlMain":"https://doi.org/10.14309/ajg.0000000000003034","RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"Q1","JCRName":"GASTROENTEROLOGY & HEPATOLOGY","Score":null,"Total":0}
Study Design 101: Estimation of Treatment Effects in RCTs Should Be Based on Between-Arm Contrasts, Not Observed Outcome Changes Within Treatment Arms.
期刊介绍:
Published on behalf of the American College of Gastroenterology (ACG), The American Journal of Gastroenterology (AJG) stands as the foremost clinical journal in the fields of gastroenterology and hepatology. AJG offers practical and professional support to clinicians addressing the most prevalent gastroenterological disorders in patients.